diff --git a/README.md b/README.md
index 1dc20ba..525300c 100644
--- a/README.md
+++ b/README.md
@@ -172,6 +172,7 @@ optional arguments:
   --import              Import Epic Games Launcher authentication data (logs out of EGL)
   --code <exchange code>
                         Use specified exchange code instead of interactive authentication
+  --sid <session id>    Use specified session id instead of interactive authentication
   --delete              Remove existing authentication (log out)